FR1413318A - Improvements to image projection devices - Google Patents

Improvements to image projection devices

Info

Publication number
FR1413318A
FR1413318A FR991706A FR991706A FR1413318A FR 1413318 A FR1413318 A FR 1413318A FR 991706 A FR991706 A FR 991706A FR 991706 A FR991706 A FR 991706A FR 1413318 A FR1413318 A FR 1413318A
Authority
FR
France
Prior art keywords
image projection
projection devices
devices
image
projection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR991706A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1413318A publication Critical patent/FR1413318A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7425—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being a dielectric deformable layer controlled by an electron beam, e.g. eidophor projector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Projection Apparatus (AREA)
FR991706A 1963-10-16 1964-10-16 Improvements to image projection devices Expired FR1413318A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US316607A US3345462A (en) 1963-10-16 1963-10-16 Light valve projection apparatus

Publications (1)

Publication Number Publication Date
FR1413318A true FR1413318A (en) 1965-10-08

Family

ID=23229781

Family Applications (1)

Application Number Title Priority Date Filing Date
FR991706A Expired FR1413318A (en) 1963-10-16 1964-10-16 Improvements to image projection devices

Country Status (5)

Country Link
US (1) US3345462A (en)
CH (1) CH438416A (en)
DE (1) DE1246799B (en)
FR (1) FR1413318A (en)
GB (1) GB1027910A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959584A (en) * 1974-07-19 1976-05-25 Massachusetts Institute Of Technology Cathodochromic CRT projection display
US4642740A (en) * 1984-10-22 1987-02-10 General Electric Company Constant magnification light collection system
US4728185A (en) * 1985-07-03 1988-03-01 Texas Instruments Incorporated Imaging system
US4716339A (en) * 1986-07-08 1987-12-29 General Electric Company Split drift ring for focus deflection in light valves
US4909611A (en) * 1988-04-21 1990-03-20 Systems And Simulation, Inc. Large active screen display
FR2641928B1 (en) * 1989-01-17 1996-09-13 Thomson Csf IMAGE PROJECTION DEVICE
IT1284335B1 (en) * 1996-01-24 1998-05-18 Fiat Ricerche DEVICES WITH MICRO-MIRRORS AND MICROFILTERS FOR THE SELECTION OF COLORS AND IMAGES
EP2104930A2 (en) * 2006-12-12 2009-09-30 Evans & Sutherland Computer Corporation System and method for aligning rgb light in a single modulator projector
US20080259988A1 (en) * 2007-01-19 2008-10-23 Evans & Sutherland Computer Corporation Optical actuator with improved response time and method of making the same
WO2008144749A1 (en) * 2007-05-21 2008-11-27 Evans & Sutherland Computer Corporation Invisible scanning safety system
WO2009033122A1 (en) * 2007-09-07 2009-03-12 Evans & Sutherland Computer Corporation Device and method for reducing etendue in a diode laser
US20090219491A1 (en) * 2007-10-18 2009-09-03 Evans & Sutherland Computer Corporation Method of combining multiple Gaussian beams for efficient uniform illumination of one-dimensional light modulators
US8358317B2 (en) * 2008-05-23 2013-01-22 Evans & Sutherland Computer Corporation System and method for displaying a planar image on a curved surface
US8702248B1 (en) 2008-06-11 2014-04-22 Evans & Sutherland Computer Corporation Projection method for reducing interpixel gaps on a viewing surface
US8077378B1 (en) 2008-11-12 2011-12-13 Evans & Sutherland Computer Corporation Calibration system and method for light modulation device
US9641826B1 (en) 2011-10-06 2017-05-02 Evans & Sutherland Computer Corporation System and method for displaying distant 3-D stereo on a dome surface

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE450089A (en) * 1940-08-27
CH360416A (en) * 1958-02-25 1962-02-28 Gretag Ag Television reproduction procedure and arrangement for its implementation
US3263029A (en) * 1963-03-28 1966-07-26 Kollsman Instr Corp Large screen projection display device employing a printing cathode ray tube

Also Published As

Publication number Publication date
DE1246799B (en) 1967-08-10
GB1027910A (en) 1966-04-27
CH438416A (en) 1967-06-30
US3345462A (en) 1967-10-03

Similar Documents

Publication Publication Date Title
FR1413318A (en) Improvements to image projection devices
CH427339A (en) Curved screen for projection of cinematographic images
FR1430430A (en) Improvements to color image projection devices
FR1388626A (en) Improvements to electronic picture tubes
FR1440214A (en) Improvements to image projection devices
FR1364060A (en) Improvements to image projector devices
FR1499603A (en) Image converter
FR1397232A (en) Xerographic image
FR1411481A (en) Improvements to image projection devices
FR1409443A (en) Improvements to electrostatic image development devices
FR1346696A (en) auxiliary screen for television set
FR1317375A (en) Improvements to image projector devices
FR1332696A (en) Enhancements to Image Maintenance Tubes
FR1317105A (en) Improvements to television image projection devices
FR1506905A (en) Improvements to image recording systems
FR1360464A (en) Improvements to moving or still image projectors
FR83070E (en) Image transformer tube
FR1363380A (en) Image changer by successive rotations of superimposed discs
FR1452680A (en) Improvements to image projection systems
FR1440212A (en) Improvements to image projection systems
FR1440213A (en) Improvements to image projection systems
FR1344439A (en) Changing image projector
FR86827E (en) Improvements to television image projection devices
FR1360929A (en) Improvements to image transmission devices or teleautographs
FR1227590A (en) Image projection